SHELLING-RESISTANT ABRASIVE GRAIN, METHOD OF MAKING SAME, AND ABRASIVE PRODUCTS

• Main Authors: WALD VERNON M, KIRK ROBERT S
• Format: Patent
• Language: English
• Published: 28.03.1990
• Subjects: ADHESIVES; ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM,CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THERARE-EARTH METALS; CONCRETE; DYES; GRINDING; INORGANIC CHEMISTRY; LIME, MAGNESIA; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PERFORMING OPERATIONS; POLISHES; POLISHING; REFRACTORIES; SLAG; TOOLS FOR GRINDING, BUFFING, OR SHARPENING; TRANSPORTING; TREATMENT OF NATURAL STONE

Sintered ceramic abrasive grains having increased surface area are incorporated into improved "shelling-resistant" grinding wheels. The grinding wheels comprise a vitreous bond and abrasive grains in which a portion of said abrasive grains are alumina based ceramic particles made by a sol-...